Connecting Microservices

The previous part was focused on getting started with Docker. Once we had installed Docker on our workstation, we learned more about Docker Compose and its day-to-day usage. We learned to combine Docker images using Compose and running multi-container applications. After successfully running multi-container applications, we moved on to more advanced concepts, such as Docker volumes and networks. Volumes helped to define how to store and share data, while networks made it possible to isolate certain applications and access them only through a specific network. During this process, we gradually moved away from using Docker CLI commands to Docker Compose commands. By using Compose commands, our focus shifted to the Compose application we provisioned, and it was possible to interact with the containers, monitor and execute administrative commands upon them, and focus our operations on the resources provisioned by Compose.

Since we have already created multi...